Strategy11 / formidable-forms

classes/controllers/FrmFieldsController.php

Indentation +339 added lines, -339 removed lines

@@ -2,129 +2,129 @@ 
 
 class FrmFieldsController {
 
-    public static function load_field() {
+	public static function load_field() {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
-        $fields = $_POST['field'];
-        if ( empty( $fields ) ) {
-            wp_die();
-        }
+		$fields = $_POST['field'];
+		if ( empty( $fields ) ) {
+			wp_die();
+		}
 
-        $_GET['page'] = 'formidable';
-        $fields = stripslashes_deep( $fields );
+		$_GET['page'] = 'formidable';
+		$fields = stripslashes_deep( $fields );
 
-        $ajax = true;
+		$ajax = true;
 		$values = array( 'id' => FrmAppHelper::get_post_param( 'form_id', '', 'absint' ) );
-        $path = FrmAppHelper::plugin_path();
-        $field_html = array();
-
-        foreach ( $fields as $field ) {
-            $field = htmlspecialchars_decode( nl2br( $field ) );
-            $field = json_decode( $field, true );
-            if ( ! isset( $field['id'] ) ) {
-                // this field may have already been loaded
-                continue;
-            }
+		$path = FrmAppHelper::plugin_path();
+		$field_html = array();
+
+		foreach ( $fields as $field ) {
+			$field = htmlspecialchars_decode( nl2br( $field ) );
+			$field = json_decode( $field, true );
+			if ( ! isset( $field['id'] ) ) {
+				// this field may have already been loaded
+				continue;
+			}
 
-            $field_id = absint( $field['id'] );
+			$field_id = absint( $field['id'] );
 
-            if ( ! isset( $field['value'] ) ) {
-                $field['value'] = '';
-            }
+			if ( ! isset( $field['value'] ) ) {
+				$field['value'] = '';
+			}
 
 			$field_name = 'item_meta[' . $field_id . ']';
-            $html_id = FrmFieldsHelper::get_html_id($field);
+			$html_id = FrmFieldsHelper::get_html_id($field);
 
-            ob_start();
+			ob_start();
 			include( $path . '/classes/views/frm-forms/add_field.php' );
-            $field_html[ $field_id ] = ob_get_contents();
-            ob_end_clean();
-        }
+			$field_html[ $field_id ] = ob_get_contents();
+			ob_end_clean();
+		}
 
-        unset($path);
+		unset($path);
 
-        echo json_encode($field_html);
+		echo json_encode($field_html);
 
-        wp_die();
-    }
+		wp_die();
+	}
 
 	/**
 	 * Create a new field with ajax
 	 */
-    public static function create() {
+	public static function create() {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
 		$field_type = FrmAppHelper::get_post_param( 'field_type', '', 'sanitize_text_field' );
 		$form_id = FrmAppHelper::get_post_param( 'form_id', 0, 'absint' );
 
 		$field = self::include_new_field( $field_type, $form_id );
 
-        // this hook will allow for multiple fields to be added at once
-        do_action('frm_after_field_created', $field, $form_id);
+		// this hook will allow for multiple fields to be added at once
+		do_action('frm_after_field_created', $field, $form_id);
 
-        wp_die();
-    }
+		wp_die();
+	}
 
-    /**
-     * Set up and create a new field
-     *
-     * @param string $field_type
-     * @param integer $form_id
-     * @return array|bool
-     */
+	/**
+	 * Set up and create a new field
+	 *
+	 * @param string $field_type
+	 * @param integer $form_id
+	 * @return array|bool
+	 */
 	public static function include_new_field( $field_type, $form_id ) {
-        $values = array();
-        if ( FrmAppHelper::pro_is_installed() ) {
-            $values['post_type'] = FrmProFormsHelper::post_type($form_id);
-        }
+		$values = array();
+		if ( FrmAppHelper::pro_is_installed() ) {
+			$values['post_type'] = FrmProFormsHelper::post_type($form_id);
+		}
 
 		$field_values = FrmFieldsHelper::setup_new_vars( $field_type, $form_id );
-        $field_values = apply_filters( 'frm_before_field_created', $field_values );
+		$field_values = apply_filters( 'frm_before_field_created', $field_values );
 
-        $field_id = FrmField::create( $field_values );
+		$field_id = FrmField::create( $field_values );
 
-        if ( ! $field_id ) {
-            return false;
-        }
+		if ( ! $field_id ) {
+			return false;
+		}
 
-        $field = self::include_single_field($field_id, $values, $form_id);
+		$field = self::include_single_field($field_id, $values, $form_id);
 
-        return $field;
-    }
+		return $field;
+	}
 
 	public static function edit_name( $field = 'name', $id = '' ) {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
-        if ( empty($field) ) {
-            $field = 'name';
-        }
+		if ( empty($field) ) {
+			$field = 'name';
+		}
 
-        if ( empty($id) ) {
+		if ( empty($id) ) {
 			$id = FrmAppHelper::get_post_param( 'element_id', '', 'sanitize_title' );
 			$id = str_replace( 'field_label_', '', $id );
-        }
+		}
 
 		$value = FrmAppHelper::get_post_param( 'update_value', '', 'wp_kses_post' );
 		$value = trim( $value );
-        if ( trim(strip_tags($value)) == '' ) {
-            // set blank value if there is no content
-            $value = '';
-        }
+		if ( trim(strip_tags($value)) == '' ) {
+			// set blank value if there is no content
+			$value = '';
+		}
 
 		FrmField::update( $id, array( $field => $value ) );
 
 		do_action( 'frm_after_update_field_' . $field, compact( 'id', 'value' ) );
 
 		echo stripslashes( wp_kses_post( $value ) );
-        wp_die();
-    }
+		wp_die();
+	}
 
-    public static function update_ajax_option() {
+	public static function update_ajax_option() {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
 		$field_id = FrmAppHelper::get_post_param( 'field', 0, 'absint' );
 		if ( ! $field_id ) {
@@ -139,26 +139,26 @@ 
 			unset($new_val);
 		}
 
-        FrmField::update( $field_id, array(
-            'field_options' => $field->field_options,
+		FrmField::update( $field_id, array(
+			'field_options' => $field->field_options,
 			'form_id'		=> $field->form_id,
-        ) );
-        wp_die();
-    }
+		) );
+		wp_die();
+	}
 
-    public static function duplicate() {
+	public static function duplicate() {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
-        global $wpdb;
+		global $wpdb;
 
 		$field_id = FrmAppHelper::get_post_param( 'field_id', 0, 'absint' );
 		$form_id = FrmAppHelper::get_post_param( 'form_id', 0, 'absint' );
 
 		$copy_field = FrmField::getOne( $field_id );
-        if ( ! $copy_field ) {
-            wp_die();
-        }
+		if ( ! $copy_field ) {
+			wp_die();
+		}
 
 		do_action( 'frm_duplicate_field', $copy_field, $form_id );
 		do_action( 'frm_duplicate_field_' . $copy_field->type, $copy_field, $form_id );
@@ -172,214 +172,214 @@ 
 			wp_die();
 		}
 
-        self::include_single_field($field_id, $values);
+		self::include_single_field($field_id, $values);
 
-        wp_die();
-    }
+		wp_die();
+	}
 
-    /**
-     * Load a single field in the form builder along with all needed variables
-     */
-    public static function include_single_field( $field_id, $values, $form_id = 0 ) {
-        $field = FrmFieldsHelper::setup_edit_vars(FrmField::getOne($field_id));
+	/**
+	 * Load a single field in the form builder along with all needed variables
+	 */
+	public static function include_single_field( $field_id, $values, $form_id = 0 ) {
+		$field = FrmFieldsHelper::setup_edit_vars(FrmField::getOne($field_id));
 		$field_name = 'item_meta[' . $field_id . ']';
-        $html_id = FrmFieldsHelper::get_html_id($field);
-        $id = $form_id ? $form_id : $field['form_id'];
-        if ( $field['type'] == 'html' ) {
-            $field['stop_filter'] = true;
-        }
+		$html_id = FrmFieldsHelper::get_html_id($field);
+		$id = $form_id ? $form_id : $field['form_id'];
+		if ( $field['type'] == 'html' ) {
+			$field['stop_filter'] = true;
+		}
 
 		require( FrmAppHelper::plugin_path() . '/classes/views/frm-forms/add_field.php' );
 
-        return $field;
-    }
+		return $field;
+	}
 
-    public static function destroy() {
+	public static function destroy() {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
 		$field_id = FrmAppHelper::get_post_param( 'field_id', 0, 'absint' );
 		FrmField::destroy( $field_id );
-        wp_die();
-    }
+		wp_die();
+	}
 
-    /* Field Options */
+	/* Field Options */
 
-    //Add Single Option or Other Option
-    public static function add_option() {
+	//Add Single Option or Other Option
+	public static function add_option() {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
 		$id = FrmAppHelper::get_post_param( 'field_id', 0, 'absint' );
 		$opt_type = FrmAppHelper::get_post_param( 'opt_type', '', 'sanitize_text_field' );
 		$opt_key = FrmAppHelper::get_post_param( 'opt_key', 0, 'absint' );
 
-        $field = FrmField::getOne($id);
+		$field = FrmField::getOne($id);
 
-        if ( 'other' == $opt_type ) {
+		if ( 'other' == $opt_type ) {
 			$opt = __( 'Other', 'formidable' );
-            $other_val = '';
-            $opt_key = 'other_' . $opt_key;
-        } else {
+			$other_val = '';
+			$opt_key = 'other_' . $opt_key;
+		} else {
 			$opt = __( 'New Option', 'formidable' );
-        }
-        $field_val = $opt;
+		}
+		$field_val = $opt;
 
-        $field_data = $field;
+		$field_data = $field;
 		$field = (array) $field;
 		$field['separate_value'] = isset( $field_data->field_options['separate_value'] ) ? $field_data->field_options['separate_value'] : 0;
 		unset( $field_data );
 
 		$field_name = 'item_meta[' . $id . ']';
 		$html_id = FrmFieldsHelper::get_html_id( $field );
-        $checked = '';
+		$checked = '';
 
-        if ( 'other' == $opt_type ) {
+		if ( 'other' == $opt_type ) {
 			include( FrmAppHelper::plugin_path() . '/pro/classes/views/frmpro-fields/other-option.php' );
-        } else {
+		} else {
 			require( FrmAppHelper::plugin_path() . '/classes/views/frm-fields/single-option.php' );
-        }
-        wp_die();
-    }
+		}
+		wp_die();
+	}
 
-    public static function edit_option() {
+	public static function edit_option() {
 		_deprecated_function( __FUNCTION__, '2.3' );
-    }
+	}
 
-    public static function delete_option() {
+	public static function delete_option() {
 		_deprecated_function( __FUNCTION__, '2.3' );
-    }
+	}
 
-    public static function import_choices() {
-        FrmAppHelper::permission_check( 'frm_edit_forms', 'hide' );
+	public static function import_choices() {
+		FrmAppHelper::permission_check( 'frm_edit_forms', 'hide' );
 
 		$field_id = absint( $_REQUEST['field_id'] );
 
-        global $current_screen, $hook_suffix;
+		global $current_screen, $hook_suffix;
 
-        // Catch plugins that include admin-header.php before admin.php completes.
-        if ( empty( $current_screen ) && function_exists( 'set_current_screen' ) ) {
-            $hook_suffix = '';
-        	set_current_screen();
-        }
+		// Catch plugins that include admin-header.php before admin.php completes.
+		if ( empty( $current_screen ) && function_exists( 'set_current_screen' ) ) {
+			$hook_suffix = '';
+			set_current_screen();
+		}
 
-        if ( function_exists( 'register_admin_color_schemes' ) ) {
-            register_admin_color_schemes();
-        }
+		if ( function_exists( 'register_admin_color_schemes' ) ) {
+			register_admin_color_schemes();
+		}
 
 		$hook_suffix = '';
 		$admin_body_class = '';
 
-        if ( get_user_setting( 'mfold' ) == 'f' ) {
-        	$admin_body_class .= ' folded';
-        }
+		if ( get_user_setting( 'mfold' ) == 'f' ) {
+			$admin_body_class .= ' folded';
+		}
 
-        if ( function_exists( 'is_admin_bar_showing' ) && is_admin_bar_showing() ) {
-        	$admin_body_class .= ' admin-bar';
-        }
+		if ( function_exists( 'is_admin_bar_showing' ) && is_admin_bar_showing() ) {
+			$admin_body_class .= ' admin-bar';
+		}
 
-        if ( is_rtl() ) {
-        	$admin_body_class .= ' rtl';
-        }
+		if ( is_rtl() ) {
+			$admin_body_class .= ' rtl';
+		}
 
-        $admin_body_class .= ' admin-color-' . sanitize_html_class( get_user_option( 'admin_color' ), 'fresh' );
-        $prepop = array();
-        FrmFieldsHelper::get_bulk_prefilled_opts($prepop);
+		$admin_body_class .= ' admin-color-' . sanitize_html_class( get_user_option( 'admin_color' ), 'fresh' );
+		$prepop = array();
+		FrmFieldsHelper::get_bulk_prefilled_opts($prepop);
 
-        $field = FrmField::getOne($field_id);
+		$field = FrmField::getOne($field_id);
 
-        wp_enqueue_script( 'utils' );
+		wp_enqueue_script( 'utils' );
 		wp_enqueue_style( 'formidable-admin', FrmAppHelper::plugin_url() . '/css/frm_admin.css' );
-        FrmAppHelper::load_admin_wide_js();
+		FrmAppHelper::load_admin_wide_js();
 
 		include( FrmAppHelper::plugin_path() . '/classes/views/frm-fields/import_choices.php' );
-        wp_die();
-    }
+		wp_die();
+	}
 
-    public static function import_options() {
+	public static function import_options() {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
-        if ( ! is_admin() || ! current_user_can('frm_edit_forms') ) {
-            return;
-        }
+		if ( ! is_admin() || ! current_user_can('frm_edit_forms') ) {
+			return;
+		}
 
 		$field_id = absint( $_POST['field_id'] );
-        $field = FrmField::getOne($field_id);
+		$field = FrmField::getOne($field_id);
 
 		if ( ! in_array( $field->type, array( 'radio', 'checkbox', 'select' ) ) ) {
-            return;
-        }
+			return;
+		}
 
-        $field = FrmFieldsHelper::setup_edit_vars($field);
+		$field = FrmFieldsHelper::setup_edit_vars($field);
 		$opts = FrmAppHelper::get_param( 'opts', '', 'post', 'wp_kses_post' );
 		$opts = explode( "\n", rtrim( $opts, "\n" ) );
 		$opts = array_map( 'trim', $opts );
 
-        if ( $field['separate_value'] ) {
-            foreach ( $opts as $opt_key => $opt ) {
-                if ( strpos($opt, '|') !== false ) {
-                    $vals = explode('|', $opt);
-                    if ( $vals[0] != $vals[1] ) {
-                        $opts[ $opt_key ] = array( 'label' => trim( $vals[0] ), 'value' => trim( $vals[1] ) );
-                    }
-                    unset($vals);
-                }
-                unset($opt_key, $opt);
-            }
-        }
-
-        //Keep other options after bulk update
-        if ( isset( $field['field_options']['other'] ) && $field['field_options']['other'] == true ) {
-            $other_array = array();
-            foreach ( $field['options'] as $opt_key => $opt ) {
+		if ( $field['separate_value'] ) {
+			foreach ( $opts as $opt_key => $opt ) {
+				if ( strpos($opt, '|') !== false ) {
+					$vals = explode('|', $opt);
+					if ( $vals[0] != $vals[1] ) {
+						$opts[ $opt_key ] = array( 'label' => trim( $vals[0] ), 'value' => trim( $vals[1] ) );
+					}
+					unset($vals);
+				}
+				unset($opt_key, $opt);
+			}
+		}
+
+		//Keep other options after bulk update
+		if ( isset( $field['field_options']['other'] ) && $field['field_options']['other'] == true ) {
+			$other_array = array();
+			foreach ( $field['options'] as $opt_key => $opt ) {
 				if ( FrmFieldsHelper::is_other_opt( $opt_key ) ) {
 					$other_array[ $opt_key ] = $opt;
 				}
-                unset($opt_key, $opt);
-            }
-            if ( ! empty($other_array) ) {
-                $opts = array_merge( $opts, $other_array);
-            }
-        }
+				unset($opt_key, $opt);
+			}
+			if ( ! empty($other_array) ) {
+				$opts = array_merge( $opts, $other_array);
+			}
+		}
 
-        $field['options'] = $opts;
+		$field['options'] = $opts;
 
-        if ( $field['type'] == 'radio' || $field['type'] == 'checkbox' ) {
+		if ( $field['type'] == 'radio' || $field['type'] == 'checkbox' ) {
 			$field_name = 'item_meta[' . $field['id'] . ']';
 
 			// Get html_id which will be used in single-option.php
 			$html_id = FrmFieldsHelper::get_html_id( $field );
 
 			require( FrmAppHelper::plugin_path() . '/classes/views/frm-fields/radio.php' );
-        } else {
-            FrmFieldsHelper::show_single_option($field);
-        }
+		} else {
+			FrmFieldsHelper::show_single_option($field);
+		}
 
-        wp_die();
-    }
+		wp_die();
+	}
 
-    public static function update_order() {
+	public static function update_order() {
 		FrmAppHelper::permission_check('frm_edit_forms');
-        check_ajax_referer( 'frm_ajax', 'nonce' );
+		check_ajax_referer( 'frm_ajax', 'nonce' );
 
 		$fields = FrmAppHelper::get_post_param( 'frm_field_id' );
 		foreach ( (array) $fields as $position => $item ) {
 			FrmField::update( absint( $item ), array( 'field_order' => absint( $position ) ) );
 		}
-        wp_die();
-    }
+		wp_die();
+	}
 
 	public static function change_type( $type ) {
-        $type_switch = array(
-            'scale'     => 'radio',
-            '10radio'   => 'radio',
-            'rte'       => 'textarea',
-            'website'   => 'url',
-        );
-        if ( isset( $type_switch[ $type ] ) ) {
-            $type = $type_switch[ $type ];
-        }
+		$type_switch = array(
+			'scale'     => 'radio',
+			'10radio'   => 'radio',
+			'rte'       => 'textarea',
+			'website'   => 'url',
+		);
+		if ( isset( $type_switch[ $type ] ) ) {
+			$type = $type_switch[ $type ];
+		}
 
 		$pro_fields = FrmField::pro_field_selection();
 		$types = array_keys( $pro_fields );
@@ -387,137 +387,137 @@ 
 			$type = 'text';
 		}
 
-        return $type;
-    }
+		return $type;
+	}
 
 	public static function display_field_options( $display ) {
 		switch ( $display['type'] ) {
-            case 'captcha':
-                $display['required'] = false;
-                $display['invalid'] = true;
-                $display['default_blank'] = false;
+			case 'captcha':
+				$display['required'] = false;
+				$display['invalid'] = true;
+				$display['default_blank'] = false;
 				$display['captcha_size'] = true;
-            break;
-            case 'radio':
-                $display['default_blank'] = false;
-            break;
-            case 'text':
-            case 'textarea':
-                $display['size'] = true;
-                $display['clear_on_focus'] = true;
-            break;
-            case 'select':
-                $display['size'] = true;
-            break;
-            case 'url':
-            case 'website':
-            case 'email':
-                $display['size'] = true;
-                $display['clear_on_focus'] = true;
-                $display['invalid'] = true;
-        }
-
-        return $display;
-    }
-
-    public static function input_html( $field, $echo = true ) {
-        $class = array(); //$field['type'];
-        self::add_input_classes($field, $class);
-
-        $add_html = array();
-        self::add_html_size($field, $add_html);
-        self::add_html_length($field, $add_html);
-        self::add_html_placeholder($field, $add_html, $class);
+			break;
+			case 'radio':
+				$display['default_blank'] = false;
+			break;
+			case 'text':
+			case 'textarea':
+				$display['size'] = true;
+				$display['clear_on_focus'] = true;
+			break;
+			case 'select':
+				$display['size'] = true;
+			break;
+			case 'url':
+			case 'website':
+			case 'email':
+				$display['size'] = true;
+				$display['clear_on_focus'] = true;
+				$display['invalid'] = true;
+		}
+
+		return $display;
+	}
+
+	public static function input_html( $field, $echo = true ) {
+		$class = array(); //$field['type'];
+		self::add_input_classes($field, $class);
+
+		$add_html = array();
+		self::add_html_size($field, $add_html);
+		self::add_html_length($field, $add_html);
+		self::add_html_placeholder($field, $add_html, $class);
 		self::add_validation_messages( $field, $add_html );
 
-        $class = apply_filters('frm_field_classes', implode(' ', $class), $field);
+		$class = apply_filters('frm_field_classes', implode(' ', $class), $field);
 
 		FrmFormsHelper::add_html_attr( $class, 'class', $add_html );
 
-        self::add_shortcodes_to_html($field, $add_html);
+		self::add_shortcodes_to_html($field, $add_html);
 
 		$add_html = apply_filters( 'frm_field_extra_html', $add_html, $field );
 		$add_html = ' ' . implode( ' ', $add_html ) . '  ';
 
-        if ( $echo ) {
-            echo $add_html;
-        }
+		if ( $echo ) {
+			echo $add_html;
+		}
 
-        return $add_html;
-    }
+		return $add_html;
+	}
 
 	private static function add_input_classes( $field, array &$class ) {
-        if ( isset($field['input_class']) && ! empty($field['input_class']) ) {
-            $class[] = $field['input_class'];
-        }
+		if ( isset($field['input_class']) && ! empty($field['input_class']) ) {
+			$class[] = $field['input_class'];
+		}
 
-        if ( $field['type'] == 'hidden' || $field['type'] == 'user_id' ) {
-            return;
-        }
+		if ( $field['type'] == 'hidden' || $field['type'] == 'user_id' ) {
+			return;
+		}
 
-        if ( isset($field['size']) && $field['size'] > 0 ) {
-            $class[] = 'auto_width';
-        }
-    }
+		if ( isset($field['size']) && $field['size'] > 0 ) {
+			$class[] = 'auto_width';
+		}
+	}
 
 	private static function add_html_size( $field, array &$add_html ) {
 		if ( ! isset( $field['size'] ) || $field['size'] <= 0 || in_array( $field['type'], array( 'select', 'data', 'time', 'hidden', 'file', 'lookup' ) ) ) {
-            return;
-        }
+			return;
+		}
 
-        if ( FrmAppHelper::is_admin_page('formidable' ) ) {
-            return;
-        }
+		if ( FrmAppHelper::is_admin_page('formidable' ) ) {
+			return;
+		}
 
-        if ( is_numeric($field['size']) ) {
-            $field['size'] .= 'px';
-        }
+		if ( is_numeric($field['size']) ) {
+			$field['size'] .= 'px';
+		}
 
-        $important = apply_filters('frm_use_important_width', 1, $field);
-        // Note: This inline styling must stay since we cannot realistically set a class for every possible field size
+		$important = apply_filters('frm_use_important_width', 1, $field);
+		// Note: This inline styling must stay since we cannot realistically set a class for every possible field size
 		$add_html['style'] = 'style="width:' . esc_attr( $field['size'] ) . ( $important ? ' !important' : '' ) . '"';
 
-        self::add_html_cols($field, $add_html);
-    }
+		self::add_html_cols($field, $add_html);
+	}
 
 	private static function add_html_cols( $field, array &$add_html ) {
 		if ( ! in_array( $field['type'], array( 'textarea', 'rte' ) ) ) {
-            return;
-        }
+			return;
+		}
 
-        // convert to cols for textareas
-        $calc = array(
-            ''      => 9,
-            'px'    => 9,
-            'rem'   => 0.444,
-            'em'    => 0.544,
-        );
+		// convert to cols for textareas
+		$calc = array(
+			''      => 9,
+			'px'    => 9,
+			'rem'   => 0.444,
+			'em'    => 0.544,
+		);
 
-        // include "col" for valid html
-        $unit = trim(preg_replace('/[0-9]+/', '', $field['size']));
+		// include "col" for valid html
+		$unit = trim(preg_replace('/[0-9]+/', '', $field['size']));
 
-        if ( ! isset( $calc[ $unit ] ) ) {
-            return;
-        }
+		if ( ! isset( $calc[ $unit ] ) ) {
+			return;
+		}
 
-        $size = (float) str_replace( $unit, '', $field['size'] ) / $calc[ $unit ];
+		$size = (float) str_replace( $unit, '', $field['size'] ) / $calc[ $unit ];
 
 		$add_html['cols'] = 'cols="' . absint( $size ) . '"';
-    }
+	}
 
 	private static function add_html_length( $field, array &$add_html ) {
-        // check for max setting and if this field accepts maxlength
+		// check for max setting and if this field accepts maxlength
 		if ( FrmField::is_option_empty( $field, 'max' ) || in_array( $field['type'], array( 'textarea', 'rte', 'hidden', 'file' ) ) ) {
-            return;
-        }
+			return;
+		}
 
-        if ( FrmAppHelper::is_admin_page('formidable' ) ) {
-            // don't load on form builder page
-            return;
-        }
+		if ( FrmAppHelper::is_admin_page('formidable' ) ) {
+			// don't load on form builder page
+			return;
+		}
 
 		$add_html['maxlength'] = 'maxlength="' . esc_attr( $field['max'] ) . '"';
-    }
+	}
 
 	private static function add_html_placeholder( $field, array &$add_html, array &$class ) {
 		if ( empty( $field['default_value'] ) || FrmAppHelper::is_admin_page( 'formidable' ) ) {
@@ -525,35 +525,35 @@ 
 		}
 
 		$default_value_array = is_array( $field['default_value'] );
-        if ( ! FrmField::is_option_true( $field, 'clear_on_focus' ) ) {
+		if ( ! FrmField::is_option_true( $field, 'clear_on_focus' ) ) {
 			if ( $default_value_array ) {
 				$field['default_value'] = json_encode( $field['default_value'] );
 			}
 			$add_html['data-frmval'] = 'data-frmval="' . esc_attr( $field['default_value'] ) . '"';
-            return;
-        }
+			return;
+		}
 
 		if ( $default_value_array ) {
 			// don't include a json placeholder
 			return;
 		}
 
-        $frm_settings = FrmAppHelper::get_settings();
+		$frm_settings = FrmAppHelper::get_settings();
 
 		if ( $frm_settings->use_html && ! in_array( $field['type'], array( 'select', 'radio', 'checkbox', 'hidden' ) ) ) {
-            // use HMTL5 placeholder with js fallback
+			// use HMTL5 placeholder with js fallback
 			$add_html['placeholder'] = 'placeholder="' . esc_attr( $field['default_value'] ) . '"';
-            wp_enqueue_script('jquery-placeholder');
-        } else if ( ! $frm_settings->use_html ) {
+			wp_enqueue_script('jquery-placeholder');
+		} else if ( ! $frm_settings->use_html ) {
 			$val = str_replace( array( "\r\n", "\n" ), '\r', addslashes( str_replace( '&#039;', "'", esc_attr( $field['default_value'] ) ) ) );
 			$add_html['data-frmval'] = 'data-frmval="' . esc_attr( $val ) . '"';
-            $class[] = 'frm_toggle_default';
+			$class[] = 'frm_toggle_default';
 
-            if ( $field['value'] == $field['default_value'] ) {
-                $class[] = 'frm_default';
-            }
-        }
-    }
+			if ( $field['value'] == $field['default_value'] ) {
+				$class[] = 'frm_default';
+			}
+		}
+	}
 
 	private static function add_validation_messages( $field, array &$add_html ) {
 		if ( FrmField::is_required( $field ) ) {
@@ -567,44 +567,44 @@ 
 		}
 	}
 
-    private static function add_shortcodes_to_html( $field, array &$add_html ) {
-        if ( FrmField::is_option_empty( $field, 'shortcodes' ) ) {
-            return;
-        }
+	private static function add_shortcodes_to_html( $field, array &$add_html ) {
+		if ( FrmField::is_option_empty( $field, 'shortcodes' ) ) {
+			return;
+		}
 
-        foreach ( $field['shortcodes'] as $k => $v ) {
-            if ( 'opt' === $k ) {
-                continue;
-            }
+		foreach ( $field['shortcodes'] as $k => $v ) {
+			if ( 'opt' === $k ) {
+				continue;
+			}
 
-            if ( is_numeric($k) && strpos($v, '=') ) {
-                $add_html[] = $v;
-            } else if ( ! empty( $k ) && isset( $add_html[ $k ] ) ) {
+			if ( is_numeric($k) && strpos($v, '=') ) {
+				$add_html[] = $v;
+			} else if ( ! empty( $k ) && isset( $add_html[ $k ] ) ) {
 				$add_html[ $k ] = str_replace( $k . '="', $k . '="' . $v, $add_html[ $k ] );
-            } else {
+			} else {
 				$add_html[ $k ] = $k . '="' . esc_attr( $v ) . '"';
-            }
-
-            unset($k, $v);
-        }
-    }
-
-    public static function check_value( $opt, $opt_key, $field ) {
-        if ( is_array( $opt ) ) {
-            if ( FrmField::is_option_true( $field, 'separate_value' ) ) {
-                $opt = isset( $opt['value'] ) ? $opt['value'] : ( isset( $opt['label'] ) ? $opt['label'] : reset( $opt ) );
-            } else {
-                $opt = isset( $opt['label'] ) ? $opt['label'] : reset( $opt );
-            }
-        }
-        return $opt;
-    }
+			}
+
+			unset($k, $v);
+		}
+	}
+
+	public static function check_value( $opt, $opt_key, $field ) {
+		if ( is_array( $opt ) ) {
+			if ( FrmField::is_option_true( $field, 'separate_value' ) ) {
+				$opt = isset( $opt['value'] ) ? $opt['value'] : ( isset( $opt['label'] ) ? $opt['label'] : reset( $opt ) );
+			} else {
+				$opt = isset( $opt['label'] ) ? $opt['label'] : reset( $opt );
+			}
+		}
+		return $opt;
+	}
 
 	public static function check_label( $opt ) {
-        if ( is_array($opt) ) {
-            $opt = (isset($opt['label']) ? $opt['label'] : reset($opt));
-        }
+		if ( is_array($opt) ) {
+			$opt = (isset($opt['label']) ? $opt['label'] : reset($opt));
+		}
 
-        return $opt;
-    }
+		return $opt;
+	}
 }